re PR target/13250 ([3.4 only] [SH] Gcc code for rotation clobbers the register,…

re PR target/13250 ([3.4 only] [SH] Gcc code for rotation clobbers the register, but gcc continues to use the register as if it was not clobbered)

	PR target/13250
	* config/sh/sh.md (rotlsi3): Use emit_move_insn.

From-SVN: r82356

gcc/ChangeLog

+2004-05-28  Kaz Kojima  <kkojima@gcc.gnu.org>
+
+	PR target/13250
+	* config/sh/sh.md (rotlsi3): Use emit_move_insn.
+
 2004-05-27  Kaz Kojima  <kkojima@gcc.gnu.org>
 
 	* config/sh/t-linux (SHLIB_MAPFILES): Use sh specific

gcc/config/sh/sh.md

@@ -2194,7 +2194,7 @@
 	parts[0] = gen_reg_rtx (SImode);
 	parts[1] = gen_reg_rtx (SImode);
 	emit_insn (gen_rotlsi3_16 (parts[2-choice], operands[1]));
-	parts[choice-1] = operands[1];
+	emit_move_insn (parts[choice-1], operands[1]);
 	emit_insn (gen_ashlsi3 (parts[0], parts[0], GEN_INT (8)));
 	emit_insn (gen_lshrsi3 (parts[1], parts[1], GEN_INT (8)));
 	emit_insn (gen_iorsi3 (operands[0], parts[0], parts[1]));